SOLAR Pro-Logix automatic battery chargers control several variables through each phase of the charging process to ensure that each battery gets an optimal charge. This means that batteries are charged better and faster, avoiding damage to the battery and resulting in improved reserve capacity. SOLAR Pro-Logix automatic battery chargers deliver numerous feature enhancements to make battery charging, quicker, easier and more assured for today's professional. Using Active Filtering Technology with Charge Control Circuitry, the charger reads the battery's characteristics and delivers energy in a manner that is best for the battery, in essence allowing the battery to pull the energy from the charger rather than forcing it on the battery. This results in an optimal charge, with more power absorbed and maximum reserve capacity restored.